Line Conductor Intersection Layout Without Extra Vertical Space

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Solution Overview

Problem

Existing systems for contactless energy transmission face challenges in implementing intersecting points of multiple line conductors without requiring additional vertical space and protecting these intersections from mechanical loads.

Innovation Solution

A system with first and second line conductors having rectangular cross-sections, arranged at right angles to the vertical direction, intersecting within a holding device that rotates the conductors 90° in the central region, using insulating materials and detachable parts to maintain alignment and protect against mechanical loads.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If line conductors are arranged in one plane directly under the floor surface, then installation is simple, but intersecting points of multiple line conductors cannot be implemented

Engineering Contradiction:
Improveinstallation simplicityVSAvoidintersection capability
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The holding device enables line conductors to intersect by utilizing the vertical dimension. In the central region of the holding device, the long sides of the rectangular cross-sections are oriented at a right angle to the vertical direction, allowing conductors from different directions to cross each other without requiring additional vertical space outside the holding device.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Device complexity

If line conductors intersect without a holding device, then device complexity is reduced, but the intersection region is exposed to mechanical loads

Engineering Contradiction:
Improvestructure simplicityVSAvoidmechanical load exposure
Core Design Contradiction:
Device complexityVSObject-affected harmful factors

Solution Approach 1:

The holding device serves as an intermediary structure that protects the intersection region of line conductors from mechanical loads. The holding device has an upper part and a lower part that enclose the intersection region, shielding it from external mechanical influences while allowing the conductors to maintain their electrical function.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Volume of moving object

If line conductors are rotated 90° in the central region of the holding device, then intersection is enabled without additional vertical space, but manufacturing precision requirements increase

Engineering Contradiction:
Improvevertical space usageVSAvoidalignment precision
Core Design Contradiction:
Volume of moving objectVSManufacturing precision

Solution Approach 1:

The holding device implements different orientations for different regions: in the edge regions, the long sides of the rectangular cross-sections are oriented parallel to the vertical direction, while in the central region, they are oriented at a right angle to the vertical direction. This local variation in orientation enables intersection while the holding device provides the structural framework to manage the precision requirements.

Inventive Principle:
Principle #3Local quality

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables efficient intersection of line conductors without additional vertical space and provides mechanical protection, simplifying installation and reducing interference with magnetic fields.

Implementation Method 1

the line conductors, which generate a magnetic field

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Data Source

PatentUS12556038B2System for transmitting electrical energy
Publication Date: 2026.02.17 SEW EURODRIVE GMBH & CO KG
  • US12556038B2 patent drawing
  • US12556038B2 patent drawing
  • US12556038B2 patent drawing

AI summary

A system for transmitting electrical energy from an energy source to a consumer, e.g., for contactlessly transmitting energy to a mobile consumer, includes a first line conductor and a second line conductor. Each line conductor has, in a respective axial direction, an at least approximately rectangular cross-section, the long sides of which are longer than the broad sides. The axial directions of the line conductors extend at a right angle with respect to a vertical direction. The first and second line conductors intersect in an intersection region in which a holding device is arranged, and are arranged outside the holding device such that the long sides of the line conductor cross-sections are parallel to the vertical direction. The first and second line conductors are arranged in a central region of the holding device such that the long sides of the line conductor cross-sections are oriented at a right angle with respect to the vertical direction.